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Proceedings Papers

Improving the Film Cooling Performance of a Turbine Endwall With Multi-Fidelity Modeling Considering Conjugate Heat Transfer

Hongyan Bu, Yufeng Yang, Liming Song, Jun Li
Proc. ASME. GT2021, Volume 5A: Heat Transfer — Combustors; Film Cooling, V05AT12A006, June 7–11, 2021
Paper No: GT2021-59015
DOI: https://doi.org/10.1115/GT2021-59015
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Topics: Film cooling, Heat transfer, Modeling, Turbines, Cooling, Design, Optimization, Computation, Temperature, Bearings
Proceedings Papers

Numerical Investigations on the Aerothermal Performance and Film Cooling Effectiveness of Turbine Vane Endwall at Inlet Swirl Conditions

Zhiyu Li, Kaiyuan Zhang, Zhigang Li, Jun Li
Proc. ASME. GT2021, Volume 5B: Heat Transfer — General Interest; Internal Air Systems; Internal Cooling, V05BT13A006, June 7–11, 2021
Paper No: GT2021-59062
DOI: https://doi.org/10.1115/GT2021-59062
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Topics: Film cooling, Turbines, Flow (Dynamics), Inflow, Combustion chambers, Coolants, Gas turbines, Reynolds-averaged Navier–Stokes equations, Separation (Technology), Stress
Proceedings Papers

Rotating Brush Seal Design and Performance Testing

Neelesh Sarawate, Deepak Trivedi
Proc. ASME. GT2021, Volume 5B: Heat Transfer — General Interest; Internal Air Systems; Internal Cooling, V05BT14A001, June 7–11, 2021
Paper No: GT2021-02334
DOI: https://doi.org/10.1115/GT2021-02334
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Topics: Centrifugal force, Design, Engines, Heating, Leakage, Modeling, Pressure, Rotation, Rotors, Stiffness
Proceedings Papers

Micromechanical Modeling Tension-Compression Fatigue Hysteresis Loops Model of Fiber-Reinforced Ceramic-Matrix Composites Considering Fibers Failure

Longbiao Li
Proc. ASME. GT2021, Volume 6: Ceramics and Ceramic Composites; Coal, Biomass, Hydrogen, and Alternative Fuels; Microturbines, Turbochargers, and Small Turbomachines, V006T02A002, June 7–11, 2021
Paper No: GT2021-58485
DOI: https://doi.org/10.1115/GT2021-58485
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Topics: Ceramics, Composite materials, Compression, Failure, Fatigue, Fibers, Modeling, Tension, Stress, Ceramic matrix composites
Proceedings Papers

Investigating Heat Transfer in a Straight Cooling Passage Using Transient Infrared Temperature Data and URANS Conjugate Heat Transfer Analysis

Louis Christensen, Richard Celestina, Spencer Sperling, Randall Mathison, Hakan Aksoy, Jong Liu, Jeremy Nickol
Proc. ASME. GT2021, Volume 5B: Heat Transfer — General Interest; Internal Air Systems; Internal Cooling, V05BT15A023, June 7–11, 2021
Paper No: GT2021-60381
DOI: https://doi.org/10.1115/GT2021-60381
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Topics: Cooling, Heat transfer, Temperature, Transients (Dynamics), Heat conduction, Turbulence, Computer simulation, Errors, Convection, Engineering simulation
Proceedings Papers

Matrix Crack Networks in SiC/SiC Composites: In-Situ Characterisation and Metrics

S. P. Jordan, S. P. Jeffs, C. D. Newton, L. Gale, P. I. Nicholson, M. R. Bache
Proc. ASME. GT2021, Volume 6: Ceramics and Ceramic Composites; Coal, Biomass, Hydrogen, and Alternative Fuels; Microturbines, Turbochargers, and Small Turbomachines, V006T02A001, June 7–11, 2021
Paper No: GT2021-03796
DOI: https://doi.org/10.1115/GT2021-03796
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Topics: Composite materials, Fracture (Materials), Damage, Temperature, Ceramic matrix composites, Acoustic emissions, Cracking (Materials), Displacement, Engineering inspection, Engineering systems and industry applications
Proceedings Papers

Part-Load Operation of Gas Turbines Induced by Co-Gasification of Coal and Biomass in an Integrated Gasification Combined Cycle Power Plant

Silvia Ravelli
Proc. ASME. GT2021, Volume 6: Ceramics and Ceramic Composites; Coal, Biomass, Hydrogen, and Alternative Fuels; Microturbines, Turbochargers, and Small Turbomachines, V006T03A011, June 7–11, 2021
Paper No: GT2021-59830
DOI: https://doi.org/10.1115/GT2021-59830
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Topics: Biomass, Coal, Fuel gasification, Gas turbines, Integrated gasification combined cycle power stations, Stress
Proceedings Papers

Design and Testing of an Internally-Cooled Radial Turbine With High Tip Speed

Grant O. Musgrove, January Smith, Ellen Smith, Steve White
Proc. ASME. GT2021, Volume 6: Ceramics and Ceramic Composites; Coal, Biomass, Hydrogen, and Alternative Fuels; Microturbines, Turbochargers, and Small Turbomachines, V006T19A006, June 7–11, 2021
Paper No: GT2021-58934
DOI: https://doi.org/10.1115/GT2021-58934
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Topics: Additive manufacturing, Cooling, Design, Gas turbines, Heat transfer, Impellers, Testing, Turbines, Manufacturing, Blades
Proceedings Papers

Stability and Unbalance Analysis of Rigid Rotors Supported by Spiral Groove Bearings: Comparison of Different Approaches

Elia Iseli, Jürg Schiffmann
Proc. ASME. GT2021, Volume 6: Ceramics and Ceramic Composites; Coal, Biomass, Hydrogen, and Alternative Fuels; Microturbines, Turbochargers, and Small Turbomachines, V006T19A013, June 7–11, 2021
Paper No: GT2021-59513
DOI: https://doi.org/10.1115/GT2021-59513
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Topics: Bearings, Rotors, Stability, Compressibility, Gas bearings, Transients (Dynamics), Center of mass, Equations of motion, Excitation, Fluids
Proceedings Papers

Start-Up Process of 50kW-Class Gas Turbine Firing Ammonia Gas

Osamu Kurata, Norihiko Iki, Yong Fan, Takayuki Matsunuma, Takahiro Inoue, Taku Tsujimura, Hirohide Furutani, Masato Kawano, Keisuke Arai, Ekenechukwu C. Okafor, Akihiro Hayakawa, Hideaki Kobayashi
Proc. ASME. GT2021, Volume 6: Ceramics and Ceramic Composites; Coal, Biomass, Hydrogen, and Alternative Fuels; Microturbines, Turbochargers, and Small Turbomachines, V006T19A012, June 7–11, 2021
Paper No: GT2021-59448
DOI: https://doi.org/10.1115/GT2021-59448
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Topics: Combustion gases, Firing, Gas turbines, Hydrogen, Ignition, Turbines, Combustion, Micro gas turbines, Combustion chambers, Fuels
Proceedings Papers

Improved CFD Predictions of Pyrolysis Oil Combustion Using Advanced Spray Measurements and Numerical Models

Eva van Beurden, Artur Pozarlik, Bima Putra, Gerrit Brem, Thijs Bouten, Jan Withag, Lars-Uno Axelsson
Proc. ASME. GT2021, Volume 6: Ceramics and Ceramic Composites; Coal, Biomass, Hydrogen, and Alternative Fuels; Microturbines, Turbochargers, and Small Turbomachines, V006T03A006, June 7–11, 2021
Paper No: GT2021-59206
DOI: https://doi.org/10.1115/GT2021-59206
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Topics: Combustion, Computational fluid dynamics, Computer simulation, Pyrolysis, Sprays, Combustion chambers, Gas turbines, Engineering simulation, Fuels, Simulation
Proceedings Papers

Synchrotron X-Ray Diffraction to Quantify In-Situ Strain on Rare-Earth Doped Yttria-Stabilized Zirconia Thermal Barrier Coatings

Quentin Fouliard, Johnathan Hernandez, Hossein Ebrahimi, Khanh Vo, Ranajay Ghosh, Seetha Raghavan, Frank Accornero, Mary McCay, Jun-Sang Park, Jonathan Almer
Proc. ASME. GT2021, Volume 6: Ceramics and Ceramic Composites; Coal, Biomass, Hydrogen, and Alternative Fuels; Microturbines, Turbochargers, and Small Turbomachines, V006T02A006, June 7–11, 2021
Paper No: GT2021-59649
DOI: https://doi.org/10.1115/GT2021-59649
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Topics: Thermal barrier coatings, X-ray diffraction, Coatings, Sensors, Temperature, Gas turbines, Stress, Cycles, Data collection, Diffraction patterns
Proceedings Papers

Unsteady Effects of Blade Row Interaction on Flow Field and Aerodynamic Performance of a Transonic Centrifugal Compressor Impeller

Kazutoyo Yamada, Kosuke Kubo, Kenichiro Iwakiri, Yoshihiro Ishikawa, Hirotaka Higashimori
Proc. ASME. GT2021, Volume 2D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Radial Turbomachinery Aerodynamics; Unsteady Flows in Turbomachinery, V02DT37A008, June 7–11, 2021
Paper No: GT2021-59462
DOI: https://doi.org/10.1115/GT2021-59462
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Topics: Blades, Compressor impellers, Flow (Dynamics), Compressors, Impellers, Diffusers, Reynolds-averaged Navier–Stokes equations, Steady state, Annulus, Computer simulation
Proceedings Papers

Modeling of Combustor-Turbine Vane Interaction Using Stress-Blended Eddy Simulation

Ishan Verma, Samir Rida, Laith Zori, Jaydeep Basani, Benjamin Kamrath, Dustin Brandt
Proc. ASME. GT2021, Volume 2D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Radial Turbomachinery Aerodynamics; Unsteady Flows in Turbomachinery, V02DT39A008, June 7–11, 2021
Paper No: GT2021-59344
DOI: https://doi.org/10.1115/GT2021-59344
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Topics: Combustion chambers, Eddies (Fluid dynamics), Modeling, Simulation, Stress, Turbines, Stators, Flow (Dynamics), Boundary-value problems, Computational fluid dynamics
Proceedings Papers

Aeromechanical Optimization of Scalloping in Mixed Flow Turbines

Matthew Elliott, Stephen Spence, Martin Seiler, Marco Geron
Proc. ASME. GT2021, Volume 2D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Radial Turbomachinery Aerodynamics; Unsteady Flows in Turbomachinery, V02DT37A004, June 7–11, 2021
Paper No: GT2021-58901
DOI: https://doi.org/10.1115/GT2021-58901
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Topics: Flow (Dynamics), Optimization, Turbines, Design, Inertia (Mechanics), Engines, Stress, Rotors, Transients (Dynamics), Turbochargers
Proceedings Papers

Structurally Constrained Aerodynamic Adjoint Optimisation of Highly Loaded Compressor Blades

Cleopatra Cuciumita, Alistair John, Ning Qin, Shahrokh Shahpar
Proc. ASME. GT2021, Volume 2D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Radial Turbomachinery Aerodynamics; Unsteady Flows in Turbomachinery, V02DT36A016, June 7–11, 2021
Paper No: GT2021-59717
DOI: https://doi.org/10.1115/GT2021-59717
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Topics: Blades, Compressors, Deformation, Optimization, Stress
Proceedings Papers

Prediction and Validation of the Transient Pressure Field in a Centrifugal Compressor With Vaned Diffuser for the Application in High Cycle Fatigue Stress Estimations

Gökay Bacakci, Friedrich Fröhlig, Lukas Stuhldreier, Johannes Deutsch, Peter Jeschke
Proc. ASME. GT2021, Volume 2D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Radial Turbomachinery Aerodynamics; Unsteady Flows in Turbomachinery, V02DT37A003, June 7–11, 2021
Paper No: GT2021-58876
DOI: https://doi.org/10.1115/GT2021-58876
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Topics: Compressors, Diffusers, High cycle fatigue, Pressure, Stress, Transients (Dynamics), Engineering simulation, Fluctuations (Physics), Impellers, Pressure measurement
Proceedings Papers

Understanding the Dynamics of Critical Transitions in a Contra-Rotating Fan

Manas Madasseri Payyappalli, A. M. Pradeep
Proc. ASME. GT2021, Volume 2D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Radial Turbomachinery Aerodynamics; Unsteady Flows in Turbomachinery, V02DT39A004, June 7–11, 2021
Paper No: GT2021-58937
DOI: https://doi.org/10.1115/GT2021-58937
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Topics: Annulus, Design, Dynamics (Mechanics), Fans, Flow (Dynamics), Leakage, Rotors, Stress, Vortices, Waves
Proceedings Papers

Numerical Analysis of Non-Radial Blading in a Low Speed and Low Pressure Turbine for Electric Turbocompounding Applications

Eva Alvarez-Regueiro, Esperanza Barrera-Medrano, Ricardo Martinez-Botas, Srithar Rajoo
Proc. ASME. GT2021, Volume 2D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Radial Turbomachinery Aerodynamics; Unsteady Flows in Turbomachinery, V02DT37A017, June 7–11, 2021
Paper No: GT2021-60239
DOI: https://doi.org/10.1115/GT2021-60239
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Topics: Numerical analysis, Pressure, Turbines, Design, Rotors, Blades, Computational fluid dynamics, Computer simulation, Fibers, Deformation
Proceedings Papers

Development and Atmospheric Testing of a High Hydrogen FlameSheet™ Combustor for the OP16 Gas Turbine

Thijs Bouten, Jan Withag, Lars-Uno Axelsson, Joris Koomen, Diethard Jansen, Peter Stuttaford
Proc. ASME. GT2021, Volume 3A: Combustion, Fuels, and Emissions, V03AT04A048, June 7–11, 2021
Paper No: GT2021-59236
DOI: https://doi.org/10.1115/GT2021-59236
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Topics: Combustion chambers, Gas turbines, Hydrogen, Testing, Combustion systems, Emissions, Flames, Fuels, Vortices, Carbon